<!DOCTYPE html>
<html lang="zh-cn">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>顺丰</title>
    <style>
        body{
            margin: 0;
            padding: 0;
        }
        .box{
            width: 1259px;
            height: 472px;
            margin: 0px auto;
            position: relative;
            top: 0%;
       }
       .img{
            width: 100%;
            height: 100%;
            position: absolute;
       }
      .nav ul{
            width: 720px;
            height: 47px;
            position: absolute;
            left: 50%;
            margin-left: -360px;
            bottom: 0;
            background-color: black;
            margin-bottom: 0;
      }
      .nav ul li{
            list-style: none;
            float: left;
            width: 120px;
            height: 47px;
            text-align: center;
            line-height: 47px;
      }
    </style>
</head>
<body>
    <div class="box">
        <div class="img">
            <img src="./img/sf.png">
        </div>
        <div class="nav">
            <ul>
                <li><a href="#">首页</a></li>
                <li><a href="#">关于我们</a></li>
                <li><a href="#">服务</a></li>
                <li><a href="#">新闻</a></li>
                <li><a href="#">联系我们</a></li>
            </ul>
        </div>
    </div>
</body>
</html>